Find Cheap Flights from Portland to Costa Rica

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Portland to Costa Rica

(Round-trip)
Depart: Fri Nov 24 2017 Return: Sat Dec 16 2017 Trip spans 23 days
Major Airline
Major Airline
PWM
6:54a
LIR
2:25a
19h 31m
1 stop
LIR
3:55a
PWM
1:25a
21h 30m
1 stop
Depart: Sat Oct 21 2017 Return: Sat Oct 28 2017 Trip spans 8 days
American Airlines
American Airlines
PWM
10:50a
LIR
9:53a
23h 03m
2 stops
LIR
8:44a
PWM
4:05a
19h 21m
3 stops
Depart: Wed Jun 14 2017 Return: Wed Jun 21 2017 Trip spans 8 days
Delta
Delta
PWM
2:00a
SJO
9:50a
7h 50m
1 stop
SJO
3:00a
PWM
5:55p
14h 55m
1 stop
Depart: Sat Nov 4 2017 Return: Sat Nov 18 2017 Trip spans 15 days
Major Airline
Major Airline
PWM
4:54a
LIR
4:30a
24h 36m
2 stops
LIR
7:10a
PWM
1:08a
17h 58m
1 stop
Depart: Thu Jun 15 2017 Return: Wed Jun 21 2017 Trip spans 7 days
Delta
Delta
PWM
2:00a
SJO
9:50a
7h 50m
1 stop
SJO
3:00a
PWM
5:55p
14h 55m
1 stop
Depart: Fri Jun 16 2017 Return: Wed Jun 21 2017 Trip spans 6 days
Delta
Delta
PWM
8:44a
SJO
6:13p
9h 29m
1 stop
SJO
3:00a
PWM
5:55p
14h 55m
1 stop
Depart: Sat Jun 17 2017 Return: Wed Jun 21 2017 Trip spans 5 days
Delta
Delta
PWM
2:00a
SJO
3:05p
13h 05m
1 stop
SJO
3:00a
PWM
5:55p
14h 55m
1 stop
Depart: Fri Oct 20 2017 Return: Sat Oct 28 2017 Trip spans 9 days
Major Airline
Major Airline
PWM
9:45p
LIR
6:21a
8h 36m
1 stop
LIR
5:30a
PWM
1:47a
20h 17m
1 stop
Depart: Sun Jul 23 2017 Return: Sat Aug 12 2017 Trip spans 21 days
American Airlines
American Airlines
PWM
8:43a
SJO
11:42a
26h 59m
1 stop
SJO
10:35a
PWM
6:02a
19h 27m
1 stop
Depart: Tue Jun 13 2017 Return: Wed Jun 21 2017 Trip spans 9 days
Delta
Delta
PWM
8:44a
SJO
6:13p
9h 29m
1 stop
SJO
3:00a
PWM
5:55p
14h 55m
1 stop
Depart: Wed Sep 20 2017 Return: Wed Sep 27 2017 Trip spans 8 days
Delta
Delta
PWM
2:00a
SJO
9:46a
7h 46m
1 stop
SJO
9:00a
PWM
5:35p
8h 35m
1 stop
Depart: Mon Jun 19 2017 Return: Wed Jun 21 2017 Trip spans 3 days
Delta
Delta
PWM
7:28a
SJO
6:13p
10h 45m
2 stops
SJO
3:00a
PWM
5:11p
14h 11m
2 stops
Depart: Sun Jul 16 2017 Return: Wed Jul 26 2017 Trip spans 11 days
American Airlines
American Airlines
PWM
8:43a
SJO
11:42a
26h 59m
1 stop
SJO
10:35a
PWM
6:02a
19h 27m
1 stop
Depart: Sat Jun 10 2017 Return: Wed Jun 14 2017 Trip spans 5 days
Delta
Delta
PWM
2:03a
SJO
3:02p
12h 59m
1 stop
SJO
3:00a
PWM
4:31p
13h 31m
2 stops
Depart: Sun Jun 11 2017 Return: Wed Jun 14 2017 Trip spans 4 days
Delta
Delta
PWM
2:05a
SJO
9:45a
7h 40m
1 stop
SJO
3:00a
PWM
11:57a
8h 57m
1 stop
Depart: Thu Aug 31 2017 Return: Tue Sep 5 2017 Trip spans 6 days
Delta
Delta
PWM
2:00a
SJO
9:46a
7h 46m
1 stop
SJO
9:00a
PWM
5:35p
8h 35m
1 stop
Depart: Tue Jun 20 2017 Return: Sat Jun 24 2017 Trip spans 5 days
Delta
Delta
PWM
8:44a
SJO
6:13p
9h 29m
1 stop
SJO
7:55p
PWM
11:57a
16h 02m
1 stop
Depart: Wed Jun 21 2017 Return: Sat Jun 24 2017 Trip spans 4 days
Delta
Delta
PWM
2:00a
SJO
9:50a
7h 50m
1 stop
SJO
7:55p
PWM
11:57a
16h 02m
1 stop
Depart: Thu Jun 22 2017 Return: Sat Jun 24 2017 Trip spans 3 days
Delta
Delta
PWM
8:44a
SJO
6:13p
9h 29m
1 stop
SJO
7:55p
PWM
11:57a
16h 02m
1 stop
Depart: Thu Jun 29 2017 Return: Thu Jul 6 2017 Trip spans 8 days
Delta
Delta
PWM
8:44a
SJO
6:13p
9h 29m
1 stop
SJO
3:00a
PWM
5:55p
14h 55m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Portland
$415
Destination

Liberia
$415
San Jose
$492